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How to go from Blob to ArrayBuffer
I was studying Blobs, and I noticed that when you have an ArrayBuffer, you can easily convert this to a Blob as follows:
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how to stop Javascript forEach? [duplicate]
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Breaking out of Array#forEach is not possible. (You can inspect the source code that implements it in Firefox on the linked page, to confirm this.)
Instead you should use a normal for loop:
function recurs(comment) {
for (var i = 0; i ...
How to count items in JSON object using command line?
...-line JSON processor:
jq length /tmp/test.json
Prints the length of the array of objects.
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How to convert UTF-8 byte[] to string?
I have a byte[] array that is loaded from a file that I happen to known contains UTF-8 .
15 Answers
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What is “String args[]”? parameter in main method Java
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In Java args contains the supplied command-line arguments as an array of String objects.
In other words, if you run your program as java MyProgram one two then args will contain ["one", "two"].
If you wanted to output the contents of args, you can just loop through them like this...
pu...
What happened to console.log in IE8?
... console open when they were fired, so I push them into a console.messages array that I create. I also added a function console.dump() to facilitate viewing the whole log. console.clear() will empty the message queue.
This solutions also "handles" the other Console methods (which I believe all orig...
Replace multiple strings with multiple other strings
...1 converts the string to the number then 1 is subtracted to index the pets array.
The %number is then replaced with the string at the array index.
The /g causes the lambda function to be called repeatedly with each number which is then replaced with a string from the array.
In modern JavaScript:-...
互联网造车运动 - 资讯 - 清泛网 - 专注C/C++及内核技术
...其核心技术在于自主设计的底盘和电池控制系统，从最初使用莲花Elise底盘到自主设计，这期间历时长达十年之久，此外，特斯拉还学习了丰田的质量控制和问题追溯体系，还有奔驰的测试流程，传统汽车企业的支持是特斯拉成...
C++ new int[0] — will it allocate memory?
...t-new-declarator is zero, the allocation function is called to allocate an array with no elements.
From 3.7.3.1/2
The effect of dereferencing a pointer returned as a request for zero size is undefined.
Also
Even if the size of the space requested [by new] is zero, the request can fail.
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Simple insecure two-way data “obfuscation”?
...rk with URL-friendly string). It also has the methods that work with byte arrays.
NOTE: you should use different values in the Key (32 bytes) and Vector (16 bytes) arrays! You wouldn't want someone to figure out your keys by just assuming that you used this code as-is! All you have to do is ch...